-Random spurts of non-stop work with hours of overtime, interspersed between phases of mind-numbing boredom
-You choose one of three tiers of payment and benefits upon being given an offer. Top tier is more per year but limited benefits (and they're expensive per month to boot), and lowest tier is Hourly. I personally found this strange and it impeded me from negotiating my salary. Of course, that was partially my naivety.